public class Test {
    public static void main(String[] args) {
//        System.out.println(Double.MAX_VALUE);
//        int a=10;                        //类型转换
//        long b=100L;
//       b = a;
//        a = (int)b;
//        System.out.println(b);
//        System.out.println(a);




          /*  int a=10;
            int b=8;                             //关系表达式运行结果
            boolean isALessB = a < b;
            System.out.println(isALessB);
*/

        byte a=(byte)130;
        float b=3.5f;

        System.out.println(a+","+b);

   }


}
